“It [the costumes] was awesome because Clary gets to go from being this normal teenage girl who dresses in boyfriend jeans and combat boots and leather jackets, and then all the action starts, and she wears tight leather pants, a dress that is basically a top it’s so small and then five-inch thigh-high boots,” she told THR.

Lily continued, “I didn’t practice any of my stunts in my costume. So all of a sudden, I’m thrown in to running up stairs and crawling at four in the morning in this outfit. But it was all worth it because I loved playing that badass, sexy, dominatrix-y fighter character.”